auth_set_temp_password( string $item, int $duration = 120, string $password = NULL );

Generate or assign ($password) for a site or named user ($item).

# Set password for site administrator on domain.com
cpcmd auth:set-temp-password domain.com
# Set password for user foo on domain.com
cpcmd -d domain.com auth:set-temp-password foo
# Set password for site administrator on domain.com for 5 minutes
cpcmd auth:set-temp-password domain.com 300

A password, unless specified, will be randomly generated. If calling via API $password must be set or fetched from OOB messaging in the SOAP headers.